UpdatedTue, Feb 16, 2021 at 5:01 am CT Reply Amid a temperature of about 15 degrees, the Southwest Austin neighborhood of Belterra on Monday took on the look of tundra after a polar vortex blasted through Central Texas. (Tony Cantú/Patch staff) WILLIAMSON COUNTY, TX — Williamson County offices will be closed on Tuesday due to continuous impacts from frigid cold throughout the area, officials said. Essential personnel will still report for duty, officials said, but the Williamson County Commissioners Court meeting scheduled for Tuesday has been canceled. Residents are encouraged to remain indoors and use the county's online services that are being offered in various departments. To access the latest information from each department, visit www.wilco.org. Residents who absolutely must drive are asked to watch for slick road conditions on elevated surfaces, slow down and keep plenty of distance with other cars.